Home / 102,659,768.96-153,989,653.44-34,502,460.80

Finding the Fourth Proportional to 102,659,768.96, 153,989,653.44 and 34,502,460.80

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Solution

The fourth proportional to 102,659,768.96, 153,989,653.44 and 34,502,460.80 is: 51,753,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,659,768.96 : 153,989,653.44 = 34,502,460.80 : x
  2. Step 2: Convert to fraction form
    102,659,768.96/153,989,653.44 = 34,502,460.80/x
  3. Step 3: Cross multiply
    102,659,768.96x = 153,989,653.44 × 34,502,460.80
  4. Step 4: Simplify right side
    102,659,768.96x = 5,313,021,981,419,185
  5. Step 5: Solve for x
    x = 5,313,021,981,419,185/102,659,768.96
  6. Step 6: Final answer
    x = 51,753,691.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.